If you're interested in the bleeding edge of advancements in LED lighting technology then you're certainly familiar withNitecore. There's no stopping this company - they have quickly made a name for themselves over the past few years as one of the most innovative and envelop pushing manufacturers out there. Many of their most powerful devices utilize the Lithium-Ion power of 18650 batteries. For these high drain devices you're going to want to use Nitecore brand batteries to get the most out of your lights.